#include "brushnode.h"
#include "grid.h"
-void Face_makeBrush( Face& face, const Brush& brush, brush_vector_t& out, float offset ){
- if ( face.contributes() ) {
- out.push_back( new Brush( brush ) );
- Face* newFace = out.back()->addFace( face );
- if ( newFace != 0 ) {
- newFace->flipWinding();
- newFace->getPlane().offset( offset );
- newFace->planeChanged();
- }
- }
-}
-
-void Brush_makeHollow( const Brush& brush, brush_vector_t& out, float offset ){
- Brush_forEachFace(brush, [&](Face &face) {
- Face_makeBrush(face, brush, out, offset);
- });
+void Face_makeBrush(Face &face, const Brush &brush, brush_vector_t &out, float offset)
+{
+ if (face.contributes()) {
+ out.push_back(new Brush(brush));
+ Face *newFace = out.back()->addFace(face);
+ if (newFace != 0) {
+ newFace->flipWinding();
+ newFace->getPlane().offset(offset);
+ newFace->planeChanged();
+ }
+ }
+}
+
+void Brush_makeHollow(const Brush &brush, brush_vector_t &out, float offset)
+{
+ Brush_forEachFace(brush, [&](Face &face) {
+ Face_makeBrush(face, brush, out, offset);
+ });
}
-class BrushHollowSelectedWalker : public scene::Graph::Walker
-{
-float m_offset;
+class BrushHollowSelectedWalker : public scene::Graph::Walker {
+ float m_offset;
public:
-BrushHollowSelectedWalker( float offset )
- : m_offset( offset ){
-}
-bool pre( const scene::Path& path, scene::Instance& instance ) const {
- if ( path.top().get().visible() ) {
- Brush* brush = Node_getBrush( path.top() );
- if ( brush != 0
- && Instance_getSelectable( instance )->isSelected()
- && path.size() > 1 ) {
- brush_vector_t out;
- Brush_makeHollow( *brush, out, m_offset );
- for ( brush_vector_t::const_iterator i = out.begin(); i != out.end(); ++i )
- {
- ( *i )->removeEmptyFaces();
- NodeSmartReference node( ( new BrushNode() )->node() );
- Node_getBrush( node )->copy( *( *i ) );
- delete ( *i );
- Node_getTraversable( path.parent() )->insert( node );
- }
- }
- }
- return true;
-}
+ BrushHollowSelectedWalker(float offset)
+ : m_offset(offset)
+ {
+ }
+
+ bool pre(const scene::Path &path, scene::Instance &instance) const
+ {
+ if (path.top().get().visible()) {
+ Brush *brush = Node_getBrush(path.top());
+ if (brush != 0
+ && Instance_getSelectable(instance)->isSelected()
+ && path.size() > 1) {
+ brush_vector_t out;
+ Brush_makeHollow(*brush, out, m_offset);
+ for (brush_vector_t::const_iterator i = out.begin(); i != out.end(); ++i) {
+ (*i)->removeEmptyFaces();
+ NodeSmartReference node((new BrushNode())->node());
+ Node_getBrush(node)->copy(*(*i));
+ delete (*i);
+ Node_getTraversable(path.parent())->insert(node);
+ }
+ }
+ }
+ return true;
+ }
};
-typedef std::list<Brush*> brushlist_t;
+typedef std::list<Brush *> brushlist_t;
-class BrushGatherSelected : public scene::Graph::Walker
-{
-brush_vector_t& m_brushlist;
+class BrushGatherSelected : public scene::Graph::Walker {
+ brush_vector_t &m_brushlist;
public:
-BrushGatherSelected( brush_vector_t& brushlist )
- : m_brushlist( brushlist ){
-}
-bool pre( const scene::Path& path, scene::Instance& instance ) const {
- if ( path.top().get().visible() ) {
- Brush* brush = Node_getBrush( path.top() );
- if ( brush != 0
- && Instance_getSelectable( instance )->isSelected() ) {
- m_brushlist.push_back( brush );
- }
- }
- return true;
-}
+ BrushGatherSelected(brush_vector_t &brushlist)
+ : m_brushlist(brushlist)
+ {
+ }
+
+ bool pre(const scene::Path &path, scene::Instance &instance) const
+ {
+ if (path.top().get().visible()) {
+ Brush *brush = Node_getBrush(path.top());
+ if (brush != 0
+ && Instance_getSelectable(instance)->isSelected()) {
+ m_brushlist.push_back(brush);
+ }
+ }
+ return true;
+ }
};
-class BrushDeleteSelected : public scene::Graph::Walker
-{
+class BrushDeleteSelected : public scene::Graph::Walker {
public:
-bool pre( const scene::Path& path, scene::Instance& instance ) const {
- return true;
-}
-void post( const scene::Path& path, scene::Instance& instance ) const {
- if ( path.top().get().visible() ) {
- Brush* brush = Node_getBrush( path.top() );
- if ( brush != 0
- && Instance_getSelectable( instance )->isSelected()
- && path.size() > 1 ) {
- Path_deleteTop( path );
- }
- }
-}
+ bool pre(const scene::Path &path, scene::Instance &instance) const
+ {
+ return true;
+ }
+
+ void post(const scene::Path &path, scene::Instance &instance) const
+ {
+ if (path.top().get().visible()) {
+ Brush *brush = Node_getBrush(path.top());
+ if (brush != 0
+ && Instance_getSelectable(instance)->isSelected()
+ && path.size() > 1) {
+ Path_deleteTop(path);
+ }
+ }
+ }
};
-void Scene_BrushMakeHollow_Selected( scene::Graph& graph ){
- GlobalSceneGraph().traverse( BrushHollowSelectedWalker( GetGridSize() ) );
- GlobalSceneGraph().traverse( BrushDeleteSelected() );
+void Scene_BrushMakeHollow_Selected(scene::Graph &graph)
+{
+ GlobalSceneGraph().traverse(BrushHollowSelectedWalker(GetGridSize()));
+ GlobalSceneGraph().traverse(BrushDeleteSelected());
}
/*
=============
*/
-void CSG_MakeHollow( void ){
- UndoableCommand undo( "brushHollow" );
+void CSG_MakeHollow(void)
+{
+ UndoableCommand undo("brushHollow");
- Scene_BrushMakeHollow_Selected( GlobalSceneGraph() );
+ Scene_BrushMakeHollow_Selected(GlobalSceneGraph());
- SceneChangeNotify();
+ SceneChangeNotify();
}
template<typename Type>
-class RemoveReference
-{
+class RemoveReference {
public:
-typedef Type type;
+ typedef Type type;
};
template<typename Type>
-class RemoveReference<Type&>
-{
+class RemoveReference<Type &> {
public:
-typedef Type type;
+ typedef Type type;
};
template<typename Functor>
-class Dereference
-{
-const Functor& functor;
+class Dereference {
+ const Functor &functor;
public:
-Dereference( const Functor& functor ) : functor( functor ){
-}
-get_result_type<Functor> operator()( typename RemoveReference<get_argument<Functor, 0>>::type *firstArgument ) const {
- return functor( *firstArgument );
-}
+ Dereference(const Functor &functor) : functor(functor)
+ {
+ }
+
+ get_result_type<Functor> operator()(typename RemoveReference<get_argument<Functor, 0>>::type *firstArgument) const
+ {
+ return functor(*firstArgument);
+ }
};
template<typename Functor>
-inline Dereference<Functor> makeDereference( const Functor& functor ){
- return Dereference<Functor>( functor );
+inline Dereference<Functor> makeDereference(const Functor &functor)
+{
+ return Dereference<Functor>(functor);
}
-typedef Face* FacePointer;
+typedef Face *FacePointer;
const FacePointer c_nullFacePointer = 0;
template<typename Predicate>
-Face* Brush_findIf( const Brush& brush, const Predicate& predicate ){
- Brush::const_iterator i = std::find_if( brush.begin(), brush.end(), makeDereference( predicate ) );
- return i == brush.end() ? c_nullFacePointer : *i; // uses c_nullFacePointer instead of 0 because otherwise gcc 4.1 attempts conversion to int
+Face *Brush_findIf(const Brush &brush, const Predicate &predicate)
+{
+ Brush::const_iterator i = std::find_if(brush.begin(), brush.end(), makeDereference(predicate));
+ return i == brush.end() ? c_nullFacePointer
+ : *i; // uses c_nullFacePointer instead of 0 because otherwise gcc 4.1 attempts conversion to int
}
template<typename Caller>
-class BindArguments1
-{
-typedef get_argument<Caller, 1> FirstBound;
-FirstBound firstBound;
+class BindArguments1 {
+ typedef get_argument<Caller, 1> FirstBound;
+ FirstBound firstBound;
public:
-BindArguments1( FirstBound firstBound )
- : firstBound( firstBound ){
-}
-get_result_type<Caller> operator()( get_argument<Caller, 0> firstArgument ) const {
- return Caller::call( firstArgument, firstBound );
-}
+ BindArguments1(FirstBound firstBound)
+ : firstBound(firstBound)
+ {
+ }
+
+ get_result_type<Caller> operator()(get_argument<Caller, 0> firstArgument) const
+ {
+ return Caller::call(firstArgument, firstBound);
+ }
};
template<typename Caller>
-class BindArguments2
-{
-typedef get_argument<Caller, 1> FirstBound;
-typedef get_argument<Caller, 2> SecondBound;
-FirstBound firstBound;
-SecondBound secondBound;
+class BindArguments2 {
+ typedef get_argument<Caller, 1> FirstBound;
+ typedef get_argument<Caller, 2> SecondBound;
+ FirstBound firstBound;
+ SecondBound secondBound;
public:
-BindArguments2( FirstBound firstBound, SecondBound secondBound )
- : firstBound( firstBound ), secondBound( secondBound ){
-}
-get_result_type<Caller> operator()( get_argument<Caller, 0> firstArgument ) const {
- return Caller::call( firstArgument, firstBound, secondBound );
-}
+ BindArguments2(FirstBound firstBound, SecondBound secondBound)
+ : firstBound(firstBound), secondBound(secondBound)
+ {
+ }
+
+ get_result_type<Caller> operator()(get_argument<Caller, 0> firstArgument) const
+ {
+ return Caller::call(firstArgument, firstBound, secondBound);
+ }
};
template<typename Caller, typename FirstBound, typename SecondBound>
-BindArguments2<Caller> bindArguments( const Caller& caller, FirstBound firstBound, SecondBound secondBound ){
- return BindArguments2<Caller>( firstBound, secondBound );
+BindArguments2<Caller> bindArguments(const Caller &caller, FirstBound firstBound, SecondBound secondBound)
+{
+ return BindArguments2<Caller>(firstBound, secondBound);
}
-inline bool Face_testPlane( const Face& face, const Plane3& plane, bool flipped ){
- return face.contributes() && !Winding_TestPlane( face.getWinding(), plane, flipped );
+inline bool Face_testPlane(const Face &face, const Plane3 &plane, bool flipped)
+{
+ return face.contributes() && !Winding_TestPlane(face.getWinding(), plane, flipped);
}
-typedef Function<bool(const Face&, const Plane3&, bool), Face_testPlane> FaceTestPlane;
+typedef Function<bool(const Face &, const Plane3 &, bool), Face_testPlane> FaceTestPlane;
/// \brief Returns true if
/// \li !flipped && brush is BACK or ON
/// \li flipped && brush is FRONT or ON
-bool Brush_testPlane( const Brush& brush, const Plane3& plane, bool flipped ){
- brush.evaluateBRep();
+bool Brush_testPlane(const Brush &brush, const Plane3 &plane, bool flipped)
+{
+ brush.evaluateBRep();
#if 1
- for ( Brush::const_iterator i( brush.begin() ); i != brush.end(); ++i )
- {
- if ( Face_testPlane( *( *i ), plane, flipped ) ) {
- return false;
- }
- }
- return true;
+ for (Brush::const_iterator i(brush.begin()); i != brush.end(); ++i) {
+ if (Face_testPlane(*(*i), plane, flipped)) {
+ return false;
+ }
+ }
+ return true;
#else
- return Brush_findIf( brush, bindArguments( FaceTestPlane(), makeReference( plane ), flipped ) ) == 0;
+ return Brush_findIf( brush, bindArguments( FaceTestPlane(), makeReference( plane ), flipped ) ) == 0;
#endif
}
-brushsplit_t Brush_classifyPlane( const Brush& brush, const Plane3& plane ){
- brush.evaluateBRep();
- brushsplit_t split;
- for ( Brush::const_iterator i( brush.begin() ); i != brush.end(); ++i )
- {
- if ( ( *i )->contributes() ) {
- split += Winding_ClassifyPlane( ( *i )->getWinding(), plane );
- }
- }
- return split;
-}
-
-bool Brush_subtract( const Brush& brush, const Brush& other, brush_vector_t& ret_fragments ){
- if ( aabb_intersects_aabb( brush.localAABB(), other.localAABB() ) ) {
- brush_vector_t fragments;
- fragments.reserve( other.size() );
- Brush back( brush );
-
- for ( Brush::const_iterator i( other.begin() ); i != other.end(); ++i )
- {
- if ( ( *i )->contributes() ) {
- brushsplit_t split = Brush_classifyPlane( back, ( *i )->plane3() );
- if ( split.counts[ePlaneFront] != 0
- && split.counts[ePlaneBack] != 0 ) {
- fragments.push_back( new Brush( back ) );
- Face* newFace = fragments.back()->addFace( *( *i ) );
- if ( newFace != 0 ) {
- newFace->flipWinding();
- }
- back.addFace( *( *i ) );
- }
- else if ( split.counts[ePlaneBack] == 0 ) {
- for ( brush_vector_t::iterator i = fragments.begin(); i != fragments.end(); ++i )
- {
- delete( *i );
- }
- return false;
- }
- }
- }
- ret_fragments.insert( ret_fragments.end(), fragments.begin(), fragments.end() );
- return true;
- }
- return false;
+brushsplit_t Brush_classifyPlane(const Brush &brush, const Plane3 &plane)
+{
+ brush.evaluateBRep();
+ brushsplit_t split;
+ for (Brush::const_iterator i(brush.begin()); i != brush.end(); ++i) {
+ if ((*i)->contributes()) {
+ split += Winding_ClassifyPlane((*i)->getWinding(), plane);
+ }
+ }
+ return split;
}
-class SubtractBrushesFromUnselected : public scene::Graph::Walker
+bool Brush_subtract(const Brush &brush, const Brush &other, brush_vector_t &ret_fragments)
{
-const brush_vector_t& m_brushlist;
-std::size_t& m_before;
-std::size_t& m_after;
+ if (aabb_intersects_aabb(brush.localAABB(), other.localAABB())) {
+ brush_vector_t fragments;
+ fragments.reserve(other.size());
+ Brush back(brush);
+
+ for (Brush::const_iterator i(other.begin()); i != other.end(); ++i) {
+ if ((*i)->contributes()) {
+ brushsplit_t split = Brush_classifyPlane(back, (*i)->plane3());
+ if (split.counts[ePlaneFront] != 0
+ && split.counts[ePlaneBack] != 0) {
+ fragments.push_back(new Brush(back));
+ Face *newFace = fragments.back()->addFace(*(*i));
+ if (newFace != 0) {
+ newFace->flipWinding();
+ }
+ back.addFace(*(*i));
+ } else if (split.counts[ePlaneBack] == 0) {
+ for (brush_vector_t::iterator i = fragments.begin(); i != fragments.end(); ++i) {
+ delete (*i);
+ }
+ return false;
+ }
+ }
+ }
+ ret_fragments.insert(ret_fragments.end(), fragments.begin(), fragments.end());
+ return true;
+ }
+ return false;
+}
+
+class SubtractBrushesFromUnselected : public scene::Graph::Walker {
+ const brush_vector_t &m_brushlist;
+ std::size_t &m_before;
+ std::size_t &m_after;
public:
-SubtractBrushesFromUnselected( const brush_vector_t& brushlist, std::size_t& before, std::size_t& after )
- : m_brushlist( brushlist ), m_before( before ), m_after( after ){
-}
-bool pre( const scene::Path& path, scene::Instance& instance ) const {
- return true;
-}
-void post( const scene::Path& path, scene::Instance& instance ) const {
- if ( path.top().get().visible() ) {
- Brush* brush = Node_getBrush( path.top() );
- if ( brush != 0
- && !Instance_getSelectable( instance )->isSelected() ) {
- brush_vector_t buffer[2];
- bool swap = false;
- Brush* original = new Brush( *brush );
- buffer[static_cast<std::size_t>( swap )].push_back( original );
-
- {
- for ( brush_vector_t::const_iterator i( m_brushlist.begin() ); i != m_brushlist.end(); ++i )
- {
- for ( brush_vector_t::iterator j( buffer[static_cast<std::size_t>( swap )].begin() ); j != buffer[static_cast<std::size_t>( swap )].end(); ++j )
- {
- if ( Brush_subtract( *( *j ), *( *i ), buffer[static_cast<std::size_t>( !swap )] ) ) {
- delete ( *j );
- }
- else
- {
- buffer[static_cast<std::size_t>( !swap )].push_back( ( *j ) );
- }
- }
- buffer[static_cast<std::size_t>( swap )].clear();
- swap = !swap;
- }
- }
-
- brush_vector_t& out = buffer[static_cast<std::size_t>( swap )];
-
- if ( out.size() == 1 && out.back() == original ) {
- delete original;
- }
- else
- {
- ++m_before;
- for ( brush_vector_t::const_iterator i = out.begin(); i != out.end(); ++i )
- {
- ++m_after;
- ( *i )->removeEmptyFaces();
- if ( !( *i )->empty() ) {
- NodeSmartReference node( ( new BrushNode() )->node() );
- Node_getBrush( node )->copy( *( *i ) );
- delete ( *i );
- Node_getTraversable( path.parent() )->insert( node );
- }
- else{
- delete ( *i );
- }
- }
- Path_deleteTop( path );
- }
- }
- }
-}
+ SubtractBrushesFromUnselected(const brush_vector_t &brushlist, std::size_t &before, std::size_t &after)
+ : m_brushlist(brushlist), m_before(before), m_after(after)
+ {
+ }
+
+ bool pre(const scene::Path &path, scene::Instance &instance) const
+ {
+ return true;
+ }
+
+ void post(const scene::Path &path, scene::Instance &instance) const
+ {
+ if (path.top().get().visible()) {
+ Brush *brush = Node_getBrush(path.top());
+ if (brush != 0
+ && !Instance_getSelectable(instance)->isSelected()) {
+ brush_vector_t buffer[2];
+ bool swap = false;
+ Brush *original = new Brush(*brush);
+ buffer[static_cast<std::size_t>( swap )].push_back(original);
+
+ {
+ for (brush_vector_t::const_iterator i(m_brushlist.begin()); i != m_brushlist.end(); ++i) {
+ for (brush_vector_t::iterator j(buffer[static_cast<std::size_t>( swap )].begin());
+ j != buffer[static_cast<std::size_t>( swap )].end(); ++j) {
+ if (Brush_subtract(*(*j), *(*i), buffer[static_cast<std::size_t>( !swap )])) {
+ delete (*j);
+ } else {
+ buffer[static_cast<std::size_t>( !swap )].push_back((*j));
+ }
+ }
+ buffer[static_cast<std::size_t>( swap )].clear();
+ swap = !swap;
+ }
+ }
+
+ brush_vector_t &out = buffer[static_cast<std::size_t>( swap )];
+
+ if (out.size() == 1 && out.back() == original) {
+ delete original;
+ } else {
+ ++m_before;
+ for (brush_vector_t::const_iterator i = out.begin(); i != out.end(); ++i) {
+ ++m_after;
+ (*i)->removeEmptyFaces();
+ if (!(*i)->empty()) {
+ NodeSmartReference node((new BrushNode())->node());
+ Node_getBrush(node)->copy(*(*i));
+ delete (*i);
+ Node_getTraversable(path.parent())->insert(node);
+ } else {
+ delete (*i);
+ }
+ }
+ Path_deleteTop(path);
+ }
+ }
+ }
+ }
};
-void CSG_Subtract(){
- brush_vector_t selected_brushes;
- GlobalSceneGraph().traverse( BrushGatherSelected( selected_brushes ) );
-
- if ( selected_brushes.empty() ) {
- globalOutputStream() << "CSG Subtract: No brushes selected.\n";
- }
- else
- {
- globalOutputStream() << "CSG Subtract: Subtracting " << Unsigned( selected_brushes.size() ) << " brushes.\n";
-
- UndoableCommand undo( "brushSubtract" );
-
- // subtract selected from unselected
- std::size_t before = 0;
- std::size_t after = 0;
- GlobalSceneGraph().traverse( SubtractBrushesFromUnselected( selected_brushes, before, after ) );
- globalOutputStream() << "CSG Subtract: Result: "
- << Unsigned( after ) << " fragment" << ( after == 1 ? "" : "s" )
- << " from " << Unsigned( before ) << " brush" << ( before == 1 ? "" : "es" ) << ".\n";
-
- SceneChangeNotify();
- }
-}
-
-class BrushSplitByPlaneSelected : public scene::Graph::Walker
+void CSG_Subtract()
{
-const Vector3& m_p0;
-const Vector3& m_p1;
-const Vector3& m_p2;
-const char* m_shader;
-const TextureProjection& m_projection;
-EBrushSplit m_split;
+ brush_vector_t selected_brushes;
+ GlobalSceneGraph().traverse(BrushGatherSelected(selected_brushes));
+
+ if (selected_brushes.empty()) {
+ globalOutputStream() << "CSG Subtract: No brushes selected.\n";
+ } else {
+ globalOutputStream() << "CSG Subtract: Subtracting " << Unsigned(selected_brushes.size()) << " brushes.\n";
+
+ UndoableCommand undo("brushSubtract");
+
+ // subtract selected from unselected
+ std::size_t before = 0;
+ std::size_t after = 0;
+ GlobalSceneGraph().traverse(SubtractBrushesFromUnselected(selected_brushes, before, after));
+ globalOutputStream() << "CSG Subtract: Result: "
+ << Unsigned(after) << " fragment" << (after == 1 ? "" : "s")
+ << " from " << Unsigned(before) << " brush" << (before == 1 ? "" : "es") << ".\n";
+
+ SceneChangeNotify();
+ }
+}
+
+class BrushSplitByPlaneSelected : public scene::Graph::Walker {
+ const Vector3 &m_p0;
+ const Vector3 &m_p1;
+ const Vector3 &m_p2;
+ const char *m_shader;
+ const TextureProjection &m_projection;
+ EBrushSplit m_split;
public:
-BrushSplitByPlaneSelected( const Vector3& p0, const Vector3& p1, const Vector3& p2, const char* shader, const TextureProjection& projection, EBrushSplit split )
- : m_p0( p0 ), m_p1( p1 ), m_p2( p2 ), m_shader( shader ), m_projection( projection ), m_split( split ){
-}
-bool pre( const scene::Path& path, scene::Instance& instance ) const {
- return true;
-}
-void post( const scene::Path& path, scene::Instance& instance ) const {
- if ( path.top().get().visible() ) {
- Brush* brush = Node_getBrush( path.top() );
- if ( brush != 0
- && Instance_getSelectable( instance )->isSelected() ) {
- Plane3 plane( plane3_for_points( m_p0, m_p1, m_p2 ) );
- if ( plane3_valid( plane ) ) {
- brushsplit_t split = Brush_classifyPlane( *brush, m_split == eFront ? plane3_flipped( plane ) : plane );
- if ( split.counts[ePlaneBack] && split.counts[ePlaneFront] ) {
- // the plane intersects this brush
- if ( m_split == eFrontAndBack ) {
- NodeSmartReference node( ( new BrushNode() )->node() );
- Brush* fragment = Node_getBrush( node );
- fragment->copy( *brush );
- Face* newFace = fragment->addPlane( m_p0, m_p1, m_p2, m_shader, m_projection );
- if ( newFace != 0 && m_split != eFront ) {
- newFace->flipWinding();
- }
- fragment->removeEmptyFaces();
- ASSERT_MESSAGE( !fragment->empty(), "brush left with no faces after split" );
-
- Node_getTraversable( path.parent() )->insert( node );
- {
- scene::Path fragmentPath = path;
- fragmentPath.top() = makeReference( node.get() );
- selectPath( fragmentPath, true );
- }
- }
-
- Face* newFace = brush->addPlane( m_p0, m_p1, m_p2, m_shader, m_projection );
- if ( newFace != 0 && m_split == eFront ) {
- newFace->flipWinding();
- }
- brush->removeEmptyFaces();
- ASSERT_MESSAGE( !brush->empty(), "brush left with no faces after split" );
- }
- else
- // the plane does not intersect this brush
- if ( m_split != eFrontAndBack && split.counts[ePlaneBack] != 0 ) {
- // the brush is "behind" the plane
- Path_deleteTop( path );
- }
- }
- }
- }
-}
+ BrushSplitByPlaneSelected(const Vector3 &p0, const Vector3 &p1, const Vector3 &p2, const char *shader,
+ const TextureProjection &projection, EBrushSplit split)
+ : m_p0(p0), m_p1(p1), m_p2(p2), m_shader(shader), m_projection(projection), m_split(split)
+ {
+ }
+
+ bool pre(const scene::Path &path, scene::Instance &instance) const
+ {
+ return true;
+ }
+
+ void post(const scene::Path &path, scene::Instance &instance) const
+ {
+ if (path.top().get().visible()) {
+ Brush *brush = Node_getBrush(path.top());
+ if (brush != 0
+ && Instance_getSelectable(instance)->isSelected()) {
+ Plane3 plane(plane3_for_points(m_p0, m_p1, m_p2));
+ if (plane3_valid(plane)) {
+ brushsplit_t split = Brush_classifyPlane(*brush, m_split == eFront ? plane3_flipped(plane) : plane);
+ if (split.counts[ePlaneBack] && split.counts[ePlaneFront]) {
+ // the plane intersects this brush
+ if (m_split == eFrontAndBack) {
+ NodeSmartReference node((new BrushNode())->node());
+ Brush *fragment = Node_getBrush(node);
+ fragment->copy(*brush);
+ Face *newFace = fragment->addPlane(m_p0, m_p1, m_p2, m_shader, m_projection);
+ if (newFace != 0 && m_split != eFront) {
+ newFace->flipWinding();
+ }
+ fragment->removeEmptyFaces();
+ ASSERT_MESSAGE(!fragment->empty(), "brush left with no faces after split");
+
+ Node_getTraversable(path.parent())->insert(node);
+ {
+ scene::Path fragmentPath = path;
+ fragmentPath.top() = makeReference(node.get());
+ selectPath(fragmentPath, true);
+ }
+ }
+
+ Face *newFace = brush->addPlane(m_p0, m_p1, m_p2, m_shader, m_projection);
+ if (newFace != 0 && m_split == eFront) {
+ newFace->flipWinding();
+ }
+ brush->removeEmptyFaces();
+ ASSERT_MESSAGE(!brush->empty(), "brush left with no faces after split");
+ } else
+ // the plane does not intersect this brush
+ if (m_split != eFrontAndBack && split.counts[ePlaneBack] != 0) {
+ // the brush is "behind" the plane
+ Path_deleteTop(path);
+ }
+ }
+ }
+ }
+ }
};
-void Scene_BrushSplitByPlane( scene::Graph& graph, const Vector3& p0, const Vector3& p1, const Vector3& p2, const char* shader, EBrushSplit split ){
- TextureProjection projection;
- TexDef_Construct_Default( projection );
- graph.traverse( BrushSplitByPlaneSelected( p0, p1, p2, shader, projection, split ) );
- SceneChangeNotify();
+void Scene_BrushSplitByPlane(scene::Graph &graph, const Vector3 &p0, const Vector3 &p1, const Vector3 &p2,
+ const char *shader, EBrushSplit split)
+{
+ TextureProjection projection;
+ TexDef_Construct_Default(projection);
+ graph.traverse(BrushSplitByPlaneSelected(p0, p1, p2, shader, projection, split));
+ SceneChangeNotify();
}
-class BrushInstanceSetClipPlane : public scene::Graph::Walker
-{
-Plane3 m_plane;
+class BrushInstanceSetClipPlane : public scene::Graph::Walker {
+ Plane3 m_plane;
public:
-BrushInstanceSetClipPlane( const Plane3& plane )
- : m_plane( plane ){
-}
-bool pre( const scene::Path& path, scene::Instance& instance ) const {
- BrushInstance* brush = Instance_getBrush( instance );
- if ( brush != 0
- && path.top().get().visible()
- && brush->isSelected() ) {
- BrushInstance& brushInstance = *brush;
- brushInstance.setClipPlane( m_plane );
- }
- return true;
-}
+ BrushInstanceSetClipPlane(const Plane3 &plane)
+ : m_plane(plane)
+ {
+ }
+
+ bool pre(const scene::Path &path, scene::Instance &instance) const
+ {
+ BrushInstance *brush = Instance_getBrush(instance);
+ if (brush != 0
+ && path.top().get().visible()
+ && brush->isSelected()) {
+ BrushInstance &brushInstance = *brush;
+ brushInstance.setClipPlane(m_plane);
+ }
+ return true;
+ }
};
-void Scene_BrushSetClipPlane( scene::Graph& graph, const Plane3& plane ){
- graph.traverse( BrushInstanceSetClipPlane( plane ) );
+void Scene_BrushSetClipPlane(scene::Graph &graph, const Plane3 &plane)
+{
+ graph.traverse(BrushInstanceSetClipPlane(plane));
}
/*
CSG_Merge
=============
*/
-bool Brush_merge( Brush& brush, const brush_vector_t& in, bool onlyshape ){
- // gather potential outer faces
-
- {
- typedef std::vector<const Face*> Faces;
- Faces faces;
- for ( brush_vector_t::const_iterator i( in.begin() ); i != in.end(); ++i )
- {
- ( *i )->evaluateBRep();
- for ( Brush::const_iterator j( ( *i )->begin() ); j != ( *i )->end(); ++j )
- {
- if ( !( *j )->contributes() ) {
- continue;
- }
-
- const Face& face1 = *( *j );
-
- bool skip = false;
- // test faces of all input brushes
- //!\todo SPEEDUP: Flag already-skip faces and only test brushes from i+1 upwards.
- for ( brush_vector_t::const_iterator k( in.begin() ); !skip && k != in.end(); ++k )
- {
- if ( k != i ) { // don't test a brush against itself
- for ( Brush::const_iterator l( ( *k )->begin() ); !skip && l != ( *k )->end(); ++l )
- {
- const Face& face2 = *( *l );
-
- // face opposes another face
- if ( plane3_opposing( face1.plane3(), face2.plane3() ) ) {
- // skip opposing planes
- skip = true;
- break;
- }
- }
- }
- }
-
- // check faces already stored
- for ( Faces::const_iterator m = faces.begin(); !skip && m != faces.end(); ++m )
- {
- const Face& face2 = *( *m );
-
- // face equals another face
- if ( plane3_equal( face1.plane3(), face2.plane3() ) ) {
- //if the texture/shader references should be the same but are not
- if ( !onlyshape && !shader_equal( face1.getShader().getShader(), face2.getShader().getShader() ) ) {
- return false;
- }
- // skip duplicate planes
- skip = true;
- break;
- }
-
- // face1 plane intersects face2 winding or vice versa
- if ( Winding_PlanesConcave( face1.getWinding(), face2.getWinding(), face1.plane3(), face2.plane3() ) ) {
- // result would not be convex
- return false;
- }
- }
-
- if ( !skip ) {
- faces.push_back( &face1 );
- }
- }
- }
- for ( Faces::const_iterator i = faces.begin(); i != faces.end(); ++i )
- {
- if ( !brush.addFace( *( *i ) ) ) {
- // result would have too many sides
- return false;
- }
- }
- }
-
- brush.removeEmptyFaces();
-
- return true;
-}
-
-void CSG_Merge( void ){
- brush_vector_t selected_brushes;
+bool Brush_merge(Brush &brush, const brush_vector_t &in, bool onlyshape)
+{
+ // gather potential outer faces
+
+ {
+ typedef std::vector<const Face *> Faces;
+ Faces faces;
+ for (brush_vector_t::const_iterator i(in.begin()); i != in.end(); ++i) {
+ (*i)->evaluateBRep();
+ for (Brush::const_iterator j((*i)->begin()); j != (*i)->end(); ++j) {
+ if (!(*j)->contributes()) {
+ continue;
+ }
+
+ const Face &face1 = *(*j);
+
+ bool skip = false;
+ // test faces of all input brushes
+ //!\todo SPEEDUP: Flag already-skip faces and only test brushes from i+1 upwards.
+ for (brush_vector_t::const_iterator k(in.begin()); !skip && k != in.end(); ++k) {
+ if (k != i) { // don't test a brush against itself
+ for (Brush::const_iterator l((*k)->begin()); !skip && l != (*k)->end(); ++l) {
+ const Face &face2 = *(*l);
+
+ // face opposes another face
+ if (plane3_opposing(face1.plane3(), face2.plane3())) {
+ // skip opposing planes
+ skip = true;
+ break;
+ }
+ }
+ }
+ }
+
+ // check faces already stored
+ for (Faces::const_iterator m = faces.begin(); !skip && m != faces.end(); ++m) {
+ const Face &face2 = *(*m);
+
+ // face equals another face
+ if (plane3_equal(face1.plane3(), face2.plane3())) {
+ //if the texture/shader references should be the same but are not
+ if (!onlyshape && !shader_equal(face1.getShader().getShader(), face2.getShader().getShader())) {
+ return false;
+ }
+ // skip duplicate planes
+ skip = true;
+ break;
+ }
+
+ // face1 plane intersects face2 winding or vice versa
+ if (Winding_PlanesConcave(face1.getWinding(), face2.getWinding(), face1.plane3(), face2.plane3())) {
+ // result would not be convex
+ return false;
+ }
+ }
+
+ if (!skip) {
+ faces.push_back(&face1);
+ }
+ }
+ }
+ for (Faces::const_iterator i = faces.begin(); i != faces.end(); ++i) {
+ if (!brush.addFace(*(*i))) {
+ // result would have too many sides
+ return false;
+ }
+ }
+ }
+
+ brush.removeEmptyFaces();
+
+ return true;
+}
+
+void CSG_Merge(void)
+{
+ brush_vector_t selected_brushes;
- // remove selected
- GlobalSceneGraph().traverse( BrushGatherSelected( selected_brushes ) );
+ // remove selected
+ GlobalSceneGraph().traverse(BrushGatherSelected(selected_brushes));
- if ( selected_brushes.empty() ) {
- globalOutputStream() << "CSG Merge: No brushes selected.\n";
- return;
- }
+ if (selected_brushes.empty()) {
+ globalOutputStream() << "CSG Merge: No brushes selected.\n";
+ return;
+ }
- if ( selected_brushes.size() < 2 ) {
- globalOutputStream() << "CSG Merge: At least two brushes have to be selected.\n";
- return;
- }
+ if (selected_brushes.size() < 2) {
+ globalOutputStream() << "CSG Merge: At least two brushes have to be selected.\n";
+ return;
+ }
- globalOutputStream() << "CSG Merge: Merging " << Unsigned( selected_brushes.size() ) << " brushes.\n";
+ globalOutputStream() << "CSG Merge: Merging " << Unsigned(selected_brushes.size()) << " brushes.\n";
- UndoableCommand undo( "brushMerge" );
+ UndoableCommand undo("brushMerge");
- scene::Path merged_path = GlobalSelectionSystem().ultimateSelected().path();
+ scene::Path merged_path = GlobalSelectionSystem().ultimateSelected().path();
- NodeSmartReference node( ( new BrushNode() )->node() );
- Brush* brush = Node_getBrush( node );
- // if the new brush would not be convex
- if ( !Brush_merge( *brush, selected_brushes, true ) ) {
- globalOutputStream() << "CSG Merge: Failed - result would not be convex.\n";
- }
- else
- {
- ASSERT_MESSAGE( !brush->empty(), "brush left with no faces after merge" );
+ NodeSmartReference node((new BrushNode())->node());
+ Brush *brush = Node_getBrush(node);
+ // if the new brush would not be convex
+ if (!Brush_merge(*brush, selected_brushes, true)) {
+ globalOutputStream() << "CSG Merge: Failed - result would not be convex.\n";
+ } else {
+ ASSERT_MESSAGE(!brush->empty(), "brush left with no faces after merge");
- // free the original brushes
- GlobalSceneGraph().traverse( BrushDeleteSelected() );
+ // free the original brushes
+ GlobalSceneGraph().traverse(BrushDeleteSelected());
- merged_path.pop();
- Node_getTraversable( merged_path.top() )->insert( node );
- merged_path.push( makeReference( node.get() ) );
+ merged_path.pop();
+ Node_getTraversable(merged_path.top())->insert(node);
+ merged_path.push(makeReference(node.get()));
- selectPath( merged_path, true );
+ selectPath(merged_path, true);
- globalOutputStream() << "CSG Merge: Succeeded.\n";
- SceneChangeNotify();
- }
+ globalOutputStream() << "CSG Merge: Succeeded.\n";
+ SceneChangeNotify();
+ }
}